Analysis
- max time kernel
25s - max time network
147s - platform
debian-12_armhf - resource
debian12-armhf-20260127-en - resource tags
arch:armhfimage:debian12-armhf-20260127-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem - submitted
22/07/2026, 06:37
Behavioral task
behavioral1
Sample
pty10
Resource
debian12-armhf-20260127-en
10 signatures
150 seconds
General
- Target pty10
- Size 782KB
- Sample260722-hdlfqaxtbw
- SHA256 bfab96ba9cc070006e1cd2b793ff14b896ac468002284253eeb36a514b532205
- MD5 5073809fc80f0582ec5d95f544b0dd7b
- SHA1 9ad7295dc9e9a4b86ef4e0beaa6bd29c430fc842
- SHA512 570e02f18a8ec05266f428585eb4fa234b402617cc881fc9d23ef60386ee5223132bbffb6f0bb21dc12502e4074bb32634e45c728073ff50cb57fa3d2f257356
- SSDEEP 24576:vnhRZ4obEZv+RSil+j6okRY/zF1qwuXF/:J//bOOl+jaqPeF/
- TLSH T19705336D07AE31455FA74D46BD6B730090F26E943AE9DE0445EC2D3E23EA1F0AB10A5F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Kaiten/Tsunami Payload 1 IoCs
resource yara_rule behavioral1/memory/784-1-0x00008000-0x001b85e0-memory.dmp family_kaiten_v3 - Creates/modifies Cron job 1 TTPs 5 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
description ioc Process File opened for modification /var/spool/cron/crontabs/tmp.hite1a crontab File opened for modification /var/spool/cron/crontabs/tmp.hWbTu2 crontab File opened for modification /var/spool/cron/crontabs/tmp.7qytmX crontab File opened for modification /var/spool/cron/crontabs/tmp.9fAV6H crontab File opened for modification /var/spool/cron/crontabs/tmp.E4wXt1 crontab - Enumerates running processes
Discovers information about currently running processes on the system
- Indicator Removal: Timestomp 1 TTPs 10 IoCs
Adversaries may remove indicators of compromise from the host to evade detection.
pid Process 850 sh 851 touch 871 touch 890 sh 891 touch 910 sh 870 sh 911 touch 826 sh 827 touch -
resource yara_rule behavioral1/files/fstream-7.dat upx - Changes its process name 1 IoCs
description ioc pid Process Changes the process name, possibly in an attempt to hide itself l7ami4enjv6cnkbvq25454jumqs7md8a 784 pty10 -
description ioc Process File opened for reading /proc/731/stat pidof File opened for reading /proc/800/cmdline pidof File opened for reading /proc/804/stat pidof File opened for reading /proc/19/stat pidof File opened for reading /proc/21/cmdline pidof File opened for reading /proc/143/stat pidof File opened for reading /proc/26/stat pidof File opened for reading /proc/777/cmdline pidof File opened for reading /proc/27/cmdline pidof File opened for reading /proc/355/cmdline pidof File opened for reading /proc/51/cmdline pidof File opened for reading /proc/22/stat pidof File opened for reading /proc/201/cmdline pidof File opened for reading /proc/45/cmdline pidof File opened for reading /proc/filesystems cp File opened for reading /proc/20/stat pidof File opened for reading /proc/254/cmdline pidof File opened for reading /proc/10/cmdline pidof File opened for reading /proc/24/cmdline pidof File opened for reading /proc/57/stat pidof File opened for reading /proc/778/cmdline pidof File opened for reading /proc/self/maps grep File opened for reading /proc/25/stat pidof File opened for reading /proc/26/stat pidof File opened for reading /proc/36/stat pidof File opened for reading /proc/5/cmdline pidof File opened for reading /proc/17/cmdline pidof File opened for reading /proc/30/cmdline pidof File opened for reading /proc/31/stat pidof File opened for reading /proc/734/stat pidof File opened for reading /proc/780/cmdline pidof File opened for reading /proc/784/cmdline pidof File opened for reading /proc/673/cmdline pidof File opened for reading /proc/11/stat pidof File opened for reading /proc/self/maps grep File opened for reading /proc/364/cmdline pidof File opened for reading /proc/2/stat pidof File opened for reading /proc/17/stat pidof File opened for reading /proc/355/stat pidof File opened for reading /proc/14/cmdline pidof File opened for reading /proc/3/cmdline pidof File opened for reading /proc/788/stat pidof File opened for reading /proc/1/cmdline pidof File opened for reading /proc/25/stat pidof File opened for reading /proc/788/stat pidof File opened for reading /proc/self/maps grep File opened for reading /proc/641/cmdline pidof File opened for reading /proc/804/cmdline pidof File opened for reading /proc/8/stat pidof File opened for reading /proc/17/stat pidof File opened for reading /proc/32/cmdline pidof File opened for reading /proc/734/stat pidof File opened for reading /proc/642/stat pidof File opened for reading /proc/764/cmdline pidof File opened for reading /proc/193/cmdline pidof File opened for reading /proc/785/stat pidof File opened for reading /proc/673/cmdline pidof File opened for reading /proc/5/cmdline pidof File opened for reading /proc/27/stat pidof File opened for reading /proc/32/stat pidof File opened for reading /proc/1/stat pidof File opened for reading /proc/8/stat pidof File opened for reading /proc/15/cmdline pidof File opened for reading /proc/143/cmdline pidof - Writes file to shm directory 1 IoCs
Malware can drop malicious files in the shm directory which will run directly from RAM.
description ioc Process File opened for modification /dev/shm/pty10 cp - Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/.bawtz pty10
Processes
-
/tmp/pty10/tmp/pty101⤵
- Changes its process name
- Writes file to tmp directory
PID:784 -
/bin/shsh -c "pidof -x strace > /dev/null"2⤵PID:792
-
/usr/bin/pidofpidof -x strace3⤵
- Reads runtime system information
PID:795
-
-
-
/bin/shsh -c "pidof -x tcpdump > /dev/null"2⤵PID:804
-
/usr/bin/pidofpidof -x tcpdump3⤵
- Reads runtime system information
PID:805
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/tmp/pty10\" > /etc/inittab2"2⤵PID:809
-
/usr/bin/catcat /etc/inittab3⤵PID:812
-
-
/usr/bin/grepgrep -v /tmp/pty103⤵PID:815
-
-
-
/bin/shsh -c "crontab -l | grep /tmp/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /tmp/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:811
-
/usr/bin/grepgrep /tmp/pty103⤵PID:816
-
-
/usr/bin/crontabcrontab -l3⤵PID:814
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:817
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:819
-
-
/usr/bin/crontabcrontab -l3⤵PID:821
-
-
-
/bin/shsh -c "crontab -r"2⤵PID:810
-
/usr/bin/crontabcrontab -r3⤵PID:813
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/tmp/pty10\" >> /etc/inittab2"2⤵PID:820
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:822
-
/usr/bin/catcat /etc/inittab23⤵PID:823
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:824
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:825
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:826 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:827
-
-
-
/bin/shsh -c "/bin/uname -n"2⤵PID:830
-
/bin/uname/bin/uname -n3⤵PID:832
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /dev/shm/pty10"2⤵PID:831
-
/usr/bin/cpcp -f /tmp/pty10 /dev/shm/pty103⤵
- Writes file to shm directory
PID:833
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/dev/shm/pty10\" > /etc/inittab2"2⤵PID:835
-
/usr/bin/grepgrep -v /dev/shm/pty103⤵
- Reads runtime system information
PID:838
-
-
/usr/bin/catcat /etc/inittab3⤵PID:837
-
-
-
/bin/shsh -c "crontab -l | grep /dev/shm/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /dev/shm/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:836
-
/usr/bin/grepgrep /dev/shm/pty103⤵PID:840
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:841
-
-
/usr/bin/crontabcrontab -l3⤵PID:839
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:844
-
-
/usr/bin/crontabcrontab -l3⤵PID:845
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/dev/shm/pty10\" >> /etc/inittab2"2⤵PID:842
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:846
-
/usr/bin/catcat /etc/inittab23⤵PID:847
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:848
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:849
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:850 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:851
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/tmp/pty10"2⤵PID:852
-
/usr/bin/cpcp -f /tmp/pty10 /var/tmp/pty103⤵PID:853
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/tmp/pty10\" > /etc/inittab2"2⤵PID:855
-
/usr/bin/catcat /etc/inittab3⤵PID:857
-
-
/usr/bin/grepgrep -v /var/tmp/pty103⤵PID:858
-
-
-
/bin/shsh -c "crontab -l | grep /var/tmp/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/tmp/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:856
-
/usr/bin/crontabcrontab -l3⤵PID:859
-
-
/usr/bin/grepgrep /var/tmp/pty103⤵PID:860
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:861
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:864
-
-
/usr/bin/crontabcrontab -l3⤵PID:865
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/tmp/pty10\" >> /etc/inittab2"2⤵PID:862
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:866
-
/usr/bin/catcat /etc/inittab23⤵PID:867
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:868
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:869
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:870 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:871
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/lock/pty10"2⤵PID:872
-
/usr/bin/cpcp -f /tmp/pty10 /var/lock/pty103⤵
- Reads runtime system information
PID:873
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/lock/pty10\" > /etc/inittab2"2⤵PID:875
-
/usr/bin/catcat /etc/inittab3⤵PID:877
-
-
/usr/bin/grepgrep -v /var/lock/pty103⤵PID:878
-
-
-
/bin/shsh -c "crontab -l | grep /var/lock/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/lock/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:876
-
/usr/bin/crontabcrontab -l3⤵PID:879
-
-
/usr/bin/grepgrep /var/lock/pty103⤵
- Reads runtime system information
PID:880
-
-
/usr/bin/grepgrep -v "no cron"3⤵PID:881
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:884
-
-
/usr/bin/crontabcrontab -l3⤵PID:885
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/lock/pty10\" >> /etc/inittab2"2⤵PID:882
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:886
-
/usr/bin/catcat /etc/inittab23⤵PID:887
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:888
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:889
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:890 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:891
-
-
-
/bin/shsh -c "cp -f /tmp/pty10 /var/run/pty10"2⤵PID:892
-
/usr/bin/cpcp -f /tmp/pty10 /var/run/pty103⤵PID:893
-
-
-
/bin/shsh -c "cat /etc/inittab | grep -v \"/var/run/pty10\" > /etc/inittab2"2⤵PID:895
-
/usr/bin/catcat /etc/inittab3⤵PID:897
-
-
/usr/bin/grepgrep -v /var/run/pty103⤵PID:898
-
-
-
/bin/shsh -c "crontab -l | grep /var/run/pty10 | grep -v \"no cron\" || (crontab -l ; echo \"* * * * * /var/run/pty10 > /dev/null 2>&1 &\") | crontab -"2⤵PID:896
-
/usr/bin/crontabcrontab -l3⤵PID:899
-
-
/usr/bin/grepgrep /var/run/pty103⤵PID:900
-
-
/usr/bin/grepgrep -v "no cron"3⤵
- Reads runtime system information
PID:901
-
-
/usr/bin/crontabcrontab -3⤵
- Creates/modifies Cron job
PID:904
-
-
/usr/bin/crontabcrontab -l3⤵PID:905
-
-
-
/bin/shsh -c "echo \"0:2345:respawn:/var/run/pty10\" >> /etc/inittab2"2⤵PID:902
-
-
/bin/shsh -c "cat /etc/inittab2 > /etc/inittab"2⤵PID:906
-
/usr/bin/catcat /etc/inittab23⤵PID:907
-
-
-
/bin/shsh -c "rm -rf /etc/inittab2"2⤵PID:908
-
/usr/bin/rmrm -rf /etc/inittab23⤵PID:909
-
-
-
/bin/shsh -c "touch -acmr /bin/ls /etc/inittab"2⤵
- Indicator Removal: Timestomp
PID:910 -
/usr/bin/touchtouch -acmr /bin/ls /etc/inittab3⤵
- Indicator Removal: Timestomp
PID:911
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path /dev/shm/pty10
- Size 782KB
- SHA256 bfab96ba9cc070006e1cd2b793ff14b896ac468002284253eeb36a514b532205
- MD5 5073809fc80f0582ec5d95f544b0dd7b
- SHA1 9ad7295dc9e9a4b86ef4e0beaa6bd29c430fc842
- SHA512 570e02f18a8ec05266f428585eb4fa234b402617cc881fc9d23ef60386ee5223132bbffb6f0bb21dc12502e4074bb32634e45c728073ff50cb57fa3d2f257356
- SSDEEP 24576:vnhRZ4obEZv+RSil+j6okRY/zF1qwuXF/:J//bOOl+jaqPeF/
- TLSH T19705336D07AE31455FA74D46BD6B730090F26E943AE9DE0445EC2D3E23EA1F0AB10A5F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /etc/inittab2
- Size 147B
- SHA256 8b96259f4ab0c092701259e8fc6f004ad38c74281faea62926b40a8d33c08558
- MD5 80dbe5f0a997ba4b4d95fbe33a01206d
- SHA1 01a904d5d3ce3a30465e9fe5ed9058c15e3dcf4c
- SHA512 32f8868938eef02be63426c434a13724ca0873896446a967661be87c40c8182035d7f215e8748dcf4c21df03fd055ae4f3b11a9351ca0a4f13d16a721124f025
- TLSH T193C04803FC322CAC84F0A22804280002E2834308D1C38B0FC90F39728A08F0A6E7002A
- MD5 SHA1 SHA512 TLSH
- Path /etc/inittab2
- Size 26B
- SHA256 f24f3e30df8aad9492bae5d3a0c3e3a223a30e2269a88ad788e29343bd6093db
- MD5 f7f555488797493aeda7415c1e89575d
- SHA1 82f83553dfdefa7cdb6ad24b58207d0dd0f5f80d
- SHA512 326351fdcc74f33555c4e74edece7f14eca458cac901bbf853d8feb4ed1d1283e95c88395aa2a4481ef8958be44b5601cf350331008ba9a43a5c73336859b078
- MD5 SHA1 SHA512
- Path /etc/inittab2
- Size 56B
- SHA256 48ef014ece85962934660a812d4613935ab385fa83fdaa5eb13500be7b40c87a
- MD5 1e8e72b095f871499889d440ad14122d
- SHA1 fe1d5a63c6dfb8658b255fd6c68d88c8563b17f6
- SHA512 7106b8bd10742561e208b292e2cc3127330ff101cec3aac7e4f59807ee13cbe6669e14ecf2c6d5cf522c6f308aa3a63d628de4b2d06ee2e39b4c2622e43ca6b9
- TLSH T1C1900203F8501D0C91F0A01805000101D2035708D5C70B1E814B29729608F0A6E74002
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.7qytmX
- Size 303B
- SHA256 1aa282428452e1d70cbb096f88bf62c5e32ae6c740a645725d0049679ae0ba7d
- MD5 a0b63327a0ad645a6099b9031b1f6359
- SHA1 53ee4b9f3e7c9d50a64460a819ead329a7170d9c
- SHA512 8daae59602410e48c8a5305c0c2cd7cb4b09c79764fa918f24646765e961e200b84b7362dfe013468843924324ea27a676118d8a98f3c4139e4b03c243b3dc00
- TLSH T149E0C2387B202C7879484E38199F208A9A83A56E802D6E55F1CE9524214D30BE632A30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.9fAV6H
- Size 348B
- SHA256 14ce5d358d10f2182193713b82171c193db8d127a4a5a0f70911cb4cc036bf69
- MD5 f3d7fa9e31b9ba1317d7c9b6d3bd4525
- SHA1 996c102cd3281d2ecb170d48c2c5b2fe1717928b
- SHA512 b2b06fea913d83dcbf7335323f689f117a14f1824bb4f9078d3bcef9721f016259b232ed80310f9306202653cada1e8a567fe205003b3aa7c7364777e0707c17
- TLSH T136E086387F311CB9798C4E78199F609A9BC3656E402D6E55F1CE9524214D30BE672B30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.E4wXt1
- Size 392B
- SHA256 5c812c46a5e623c7dfe60544a2e95bec4343b2e79d56a6272088285f9d6666ef
- MD5 25878f382260df68d69db4c95029ae41
- SHA1 1de92ef6b1fff5499159e9de81cdd4f37f44969f
- SHA512 826bc8e292dfe1b312fd98796c9b4ff89ff5b5bb385d05fa36105131d8e8068423e6c6593b7c182fc8f816b80a32a456e22cf4aace0f148ec9f11e745a061bff
- TLSH T14DE01274BA211CA97D8C8E78199F60969BC3656A402D6E56F1CEA824254D30BA572B30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.hWbTu2
- Size 259B
- SHA256 4b4e51e814209321adea12e30d08d1d8ee0baee2b457cf9820b9185b73f9df38
- MD5 a82f9091b6bf3a1e8b74e167131beb05
- SHA1 890df672bce454c448e716372ab365bf6fbdc9ae
- SHA512 46f4943ee4f1b1e3230a0df453de3034b4bf32978eb24119ce2791a089233af20c0f149aade5bbd69e6a1e225c7c9f64e6f39eb36ab7521603ce22b65c767e35
- TLSH T1AAD02E387B202C3479080A38098B208A9A83A56E801DAE55F1CE4424210D30BA621A30
- MD5 SHA1 SHA512 TLSH
- Path /var/spool/cron/crontabs/tmp.hite1a
- Size 215B
- SHA256 d76a41549151fdfdd726530b5ae3ccd54c6df1859891de059b4528f8fc3bd2f9
- MD5 59c74998c54366f17716b875f8fc4bb5
- SHA1 59c72e34423dbc74bd89a1ddd79ad0e496c52311
- SHA512 eb08e626259fd742da1ebb5a7c7c47ac952c5ea4fd5bd7c8b03d3c6e12a4e60805e17bd9611f64e0b71c36b11239d142960331573540fa6d7389be6aab62e3ef
- TLSH T160D0227C3F202C306E090B28119B155E9983A1BE800DAE59E2DD0828120E35FAB61E31
- MD5 SHA1 SHA512 TLSH